If only the committee(accepted)the proposal and them into effect as soon as possible.
问题描述：
If only the committee(accepted)the proposal and them into effect as soon as possible.
为什么是accepted?而不是accepte或者have accepted或者should accept?
答
if only：要是.表示虚拟语气,动词的时态要用过去时,be动词一律用were.如果动作本身就发生在过去,那就要用过去完成时.
如：If only I were [was] better looking.